000 00356nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aPatterson, H.D., Lucas, H.L.
245 _aChange over design
260 _aNorth Carolina
260 _c1962
300 _a52 p.
440 _aNo. 147; Carolina, North Agric
901 _pS6877
942 _cB
_2udc
999 _c117602
_d117602